S&S Cycle #310-0878 - Crankcase - 3.937" Bore - Alternator Style - Wrinkle Black - Dyna

This stock bore, alternator style, wrinkle black crankcase is specially machined for the new S&S oil line installation kit for 2006-2017 Harley-Davidson® Dyna® models.
Features & BenefitsStock bore replacement for 06-17 Dyna models
41/8 and 4.425" bore crankcases to be used as a foundation for a custom engine or replacement for T111, T124, or T143
Stock looking, but stronger – Thicker wall sections and superior 356-T6 aircraft grade aluminum
Tough powder coat finish
Reinforced front motor mount for extra strength
Timken® sprocket shaft bearing – Strong enough for the most demanding applications
Clearanced for strokes up to 4 13/16" and cams up to .720" life
Includes pinion and Timken® bearing
Manufacturer’s Statement of Origin (MSO) included
Includes studs and cam bearings installed
Requires Oil Supply Line Installation Kit 310-0870

Fitment